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Last Updated: April 19, 2024

Claims for Patent: 9,062,319


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Summary for Patent: 9,062,319
Title:Soybean seed and oil compositions and methods of making same
Abstract: Methods for obtaining soybean plants that produce seed with low linolenic acid levels and moderately increased oleic levels are disclosed. Also disclosed are methods for producing seed with low linolenic acid levels, moderately increased oleic levels and low saturated fatty acid levels. These methods entail the combination of transgenes that provide moderate oleic acid levels with soybean germplasm that contains mutations in soybean genes that confer low linolenic acid phenotypes. These methods also entail the combination of transgenes that provide both moderate oleic acid levels and low saturated fat levels with soybean germplasm that contains mutations in soybean genes that confer low linolenic acid phenotypes. Soybean plants and seeds produced by these methods are also disclosed.
Inventor(s): Fillatti; Joanne J. (Davis, CA), Keithly; Greg E. (Chesterfield, MO), Voelker; Toni (Davis, CA), Ulmasov; Tim (Chesterfield, MO)
Assignee: Monsanto Technology LLC (St. Louis, MO)
Application Number:14/451,986
Patent Claims:1. A method of obtaining a soybean plant with an altered seed oil fatty acid composition comprising the steps of: a) crossing a first soybean parent line having a seed oil fatty acid composition comprising a linolenic acid content of 3% or less of total seed fatty acids by weight with a second soybean parent line having a seed oil fatty acid composition wherein the i) level of oleic acid is from 55% to 79% of total seed fatty acids by weight, or ii) wherein both the level of saturated fatty acid is 8% or less of total seed fatty acids by weight and the level of oleic acid is from 55% to 79% of total seed fatty acids by weight, said second soybean parent line comprising either a transgene that decreases the expression of an endogenous soybean FAD2-1 gene to provide the level of oleic acid from 55% to 79% of total seed fatty acids by weight of said second parent soybean line of (i); or both a transgene that decreases the expression of an endogenous soybean FATB gene and a transgene that decreases the expression of an endogenous soybean FAD2-1 gene to provide the level of saturated fatty acid of 8% or less by weight and the level of oleic acid from 55% to 79% of total seed fatty acids by weight of said second parent soybean line of (ii); and b) selecting a progeny plant exhibiting a seed oil fatty acid composition comprising a linolenic acid content of 3% or less of total fatty acids by weight and also comprising either i) an oleic acid level in the range of 70% to 79% of total seed fatty acids by weight, or ii) both a saturated fatty acid level of 8% or less of total seed fatty acids by weight and an oleic acid level of 70% to 79% of total seed fatty acids by weight, thereby obtaining a soybean plant with an altered seed oil fatty acid composition.

2. The method of claim 1, wherein said progeny plant has a seed oil linolenic acid content of 1% to 3% of total seed fatty acids by weight, a seed oil oleic acid content of 70% to 79% of total seed fatty acids by weight, and a seed oil saturated fatty acid level of 1.5% to 8% of total seed fatty acids by weight.

3. The method of claim 1, wherein said progeny plant has a seed oil fatty acid composition comprising a linolenic acid content of 1% to 3% of total seed fatty acids by weight and an oleic acid level of 70% to 79% of total seed fatty acids by weight.

4. The method of claim 1, wherein said progeny plant has a seed oil fatty acid composition comprising an oleic acid level in the range of 70% to 78% of total seed fatty acids by weight.

5. The method of claim 1, wherein said progeny plant has a seed oil fatty acid composition comprising an oleic acid level in the range of 70% to 77% of total seed fatty acids by weight.

6. The method of claim 1, wherein said progeny plant has a seed oil fatty acid composition comprising an oleic acid level in the range of 70% to 76% of total seed fatty acids by weight.

7. The method of claim 1, wherein said progeny plant has a seed oil fatty acid composition comprising an oleic acid level in the range of 70% to 75% of total seed fatty acids by weight.

8. The method of claim 5, wherein said progeny plant has a seed oil fatty acid composition comprising a linolenic acid content of 1% to 3% of total seed fatty acids by weight.

9. The method of claim 6, wherein said progeny plant has a seed oil fatty acid composition comprising a linolenic acid content of 1% to 3% of total seed fatty acids by weight.

10. The method of claim 7, wherein said progeny plant has a seed oil fatty acid composition comprising a linolenic acid content of 1% to 3% of total seed fatty acids by weight.

11. The method of claim 1, wherein said progeny plant has a seed oil saturated fatty acid level of 1.5% to 8% of total seed fatty acids by weight.

12. The method of claim 1, wherein said first soybean parent line comprises a loss of function mutation in an endogenous soybean FAD3 gene.

13. The method of claim 1, wherein the second parent line comprises both a transgene that decreases the expression of an endogenous soybean FATB gene and a transgene that decreases the expression of an endogenous soybean FAD2-1 gene to provide the level of saturated fatty acid of 8% or less by weight and the level of oleic acid greater than from 55% to 79% of total seed fatty acids by weight of said second parent soybean line.

14. The method of claim 13, wherein said first soybean parent line comprises a loss of function mutation in an endogenous soybean FAD3 gene.

15. The method of claim 1, wherein said progeny plant has a seed oil fatty acid composition comprising a linolenic acid content of 2.5% or less total seed fatty acids by weight.

16. The method of claim 1, further comprising selecting progeny plants exhibiting a seed oil fatty acid composition comprising a linolenic acid content of 1% to 3% of total seed fatty acids by weight and also comprising an oleic acid level in the range of 70% to 79% of total seed fatty acids by weight.

17. The method of claim 1, further comprising selecting progeny plants exhibiting a seed oil fatty acid composition comprising a linolenic acid content of 1% to 3% of total seed fatty acids by weight and also comprising a saturated fatty acid level of 1.5% to 8% of total seed fatty acids by weight and an oleic acid level in the range of 70% to 79% of total seed fatty acids by weight.

18. The method of claim 1, further comprising selecting progeny plants exhibiting a seed oil fatty acid composition comprising a linolenic acid content of 3% or less of total seed fatty acids by weight and also comprising both a saturated fatty acid level of 1.5% to 8% or less of total seed fatty acids by weight and an oleic acid level of 70% to 79% of total seed fatty acids by weight.

19. The method of claim 1, wherein the second soybean parent line comprises a seed oil fatty acid composition with a linolenic acid content from 4% to 14% of total seed fatty acids by weight.

20. A seed of a soybean plant, wherein said seed comprises: (i) a transgene comprising a fragment of at least 40 nucleotides of a soybean FAD2-1 coding or non-coding region of SEQ ID NO:4 that is shorter than the entire sequence of an entire FAD2-1 gene, exon, intron, transit peptide coding region, or UTR and that decreases the expression of an endogenous soybean FAD2-1 gene; and, (ii) at least one loss-of-function mutation in an endogenous soybean FAD3 gene of SEQ ID NO:61 or SEQ ID NO:62, said seed having a fatty acid composition comprising a linolenic acid content of 0.5% to 6% of total seed fatty acids by weight, a saturated fatty acid content of 10% to 15% of total seed fatty acids by weight, and.an oleic acid content of 55% to 78% of total seed fatty acids by weight.

21. A seed of a soybean plant, said seed comprising: (i) a transgene comprising a fragment of at least 40 nucleotides of a soybean FAD2-1 coding or non-coding region of SEQ ID NO:4 that is shorter than the entire sequence of an entire FAD2-1 gene, exon, intron, transit peptide coding region, or UTR and that decreases the expression of an endogenous soybean FAD2-1 gene; and, (ii) a loss of function mutation in an endogenous soybean FAD3 gene of SEQ ID NO:61 and in an endogenous FAD3 gene of SEQ ID NO:62; said seed having a fatty acid composition comprising a linolenic acid content of 0.5 to 3% of total seed fatty acids by weight, a saturated fatty acid content of 10% to 15% of total seed fatty acids by weight, and an oleic acid content of 55% to 78% of total seed fatty acids by weight.

22. The seed of claim 21, wherein the seed has a linolenic acid content of 0.5% to 3% of total seed fatty acids by weight and an oleic acid content of 70% to 78% of total seed fatty acids by weight.

23. A seed of a soybean plant, said seed comprising: (i) a transgene comprising a fragment of at least 40 nucleotides of a soybean FAD2-1 coding or non-coding region of SEQ ID NO:4 that is shorter than the entire sequence of an entire FAD2-1 gene, exon, intron, transit peptide coding region, or UTR and that decreases the expression of an endogenous soybean FAD2-1 gene; (ii) a transgene comprising a fragment of at least 40 nucleotides of a soybean FATB coding or non-coding region of SEQ ID NO:28 that decreases the expression of an endogenous soybean FATB gene; and, (iii) a loss of function mutation in an endogenous soybean FAD3 gene of SEQ ID NO:61 and in an endogenous FAD3 gene of SEQ ID NO:62; said seed having a fatty acid composition comprising a linolenic acid content of 0.5 to 3% of total seed fatty acids by weight, a saturated fatty acid content of about 2% to 8% of total seed fatty acids by weight, and an oleic acid content of 55% to 78% of total seed fatty acids by weight.

Details for Patent 9,062,319

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Merck Sharp & Dohme Corp. INTRON A interferon alfa-2b For Injection 103132 06/04/1986 ⤷  Try a Trial 2026-03-10
Merck Sharp & Dohme Corp. INTRON A interferon alfa-2b For Injection 103132 ⤷  Try a Trial 2026-03-10
Merck Sharp & Dohme Corp. INTRON A interferon alfa-2b Injection 103132 ⤷  Try a Trial 2026-03-10
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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